package day03;

public class IfDemo {
    public static void main(String[] args) {
        //满500打八折：
        double price = 550.0;
        if(price >= 500){
            price *= 0.8;
        }
        System.out.println("最终成交金额："+price);

        //判断成绩是否合法
        double score = 95.0;
        if (score >= 0 && score <= 100){
            System.out.println(score+"成绩合法");
        }
        System.out.println("继续执行！！！！");
    }
}
